My cuttoff is 138 which collage seats are available
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You have not mentioned which category you belong to. With a cut off of 138, you have chances of getting a seat only in private colleges and not the top ones. Scores and ranks vary each year with difficulty level of the question paper and availability of seats. However you can predict the colleges which you are likely to get using the given link
https://engineering.careers360.com/tnea-college-predictor
Good luck